Diamond file



FIG. 1 is a perspective view of a diamond file showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof, the left side elevational view being a mirror image;

FIG. 5 is a front-end elevational view thereof; and,

FIG. 6 is a rear-end elevational view thereof.

The abrasive surfaces have been shown fragmentarily for ease of illustration. 

The ornamental design for a diamond file, as shown and described. 